package cn.itcast.helloworld;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

class MyHelper extends SQLiteOpenHelper {
    public MyHelper(Context context){

        super(context, "itcast.db" ,null, 2);
    }
    public void onCreate(SQLiteDatabase db){
        db.execSQL("CREATE TABLE information(_id INTEGER PRIMARY KEY AUTOINCREMENT,name VARCHAR(20),phone VARCHAR(20))");
    }
    public void onUpgrade(SQLiteDatabase db,int oldVersion,int newVersion){

    }
}
